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Respect a div's own z-index when adding its event listeners

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This commit is contained in:
Max Brunsfeld 2023-12-18 18:02:19 -08:00
parent ee8e1454fc
commit b88370d5ad
2 changed files with 539 additions and 540 deletions
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987
crates/gpui2/src/elements/div.rs
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92
crates/gpui2/src/elements/uniform_list.rs
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@ -200,58 +200,56 @@ impl Element for UniformList {
bounds.lower_right() - point(border.right + padding.right, border.bottom),
);
cx.with_z_index(style.z_index.unwrap_or(0), |cx| {
style.paint(bounds, cx, |cx| {
if self.item_count > 0 {
let content_height =
item_height * self.item_count + padding.top + padding.bottom;
let min_scroll_offset = padded_bounds.size.height - content_height;
let is_scrolled = scroll_offset.y != px(0.);
style.paint(bounds, cx, |cx| {
if self.item_count > 0 {
let content_height =
item_height * self.item_count + padding.top + padding.bottom;
let min_scroll_offset = padded_bounds.size.height - content_height;
let is_scrolled = scroll_offset.y != px(0.);
if is_scrolled && scroll_offset.y < min_scroll_offset {
shared_scroll_offset.borrow_mut().y = min_scroll_offset;
scroll_offset.y = min_scroll_offset;
}
if is_scrolled && scroll_offset.y < min_scroll_offset {
shared_scroll_offset.borrow_mut().y = min_scroll_offset;
scroll_offset.y = min_scroll_offset;
}
if let Some(scroll_handle) = self.scroll_handle.clone() {
scroll_handle.0.borrow_mut().replace(ScrollHandleState {
item_height,
list_height: padded_bounds.size.height,
scroll_offset: shared_scroll_offset,
});
}
let first_visible_element_ix =
(-(scroll_offset.y + padding.top) / item_height).floor() as usize;
let last_visible_element_ix =
((-scroll_offset.y + padded_bounds.size.height) / item_height)
.ceil() as usize;
let visible_range = first_visible_element_ix
..cmp::min(last_visible_element_ix, self.item_count);
let mut items = (self.render_items)(visible_range.clone(), cx);
cx.with_z_index(1, |cx| {
let content_mask = ContentMask { bounds };
cx.with_content_mask(Some(content_mask), |cx| {
for (item, ix) in items.iter_mut().zip(visible_range) {
let item_origin = padded_bounds.origin
+ point(
px(0.),
item_height * ix + scroll_offset.y + padding.top,
);
let available_space = size(
AvailableSpace::Definite(padded_bounds.size.width),
AvailableSpace::Definite(item_height),
);
item.draw(item_origin, available_space, cx);
}
});
if let Some(scroll_handle) = self.scroll_handle.clone() {
scroll_handle.0.borrow_mut().replace(ScrollHandleState {
item_height,
list_height: padded_bounds.size.height,
scroll_offset: shared_scroll_offset,
});
}
});
})
let first_visible_element_ix =
(-(scroll_offset.y + padding.top) / item_height).floor() as usize;
let last_visible_element_ix =
((-scroll_offset.y + padded_bounds.size.height) / item_height).ceil()
as usize;
let visible_range = first_visible_element_ix
..cmp::min(last_visible_element_ix, self.item_count);
let mut items = (self.render_items)(visible_range.clone(), cx);
cx.with_z_index(1, |cx| {
let content_mask = ContentMask { bounds };
cx.with_content_mask(Some(content_mask), |cx| {
for (item, ix) in items.iter_mut().zip(visible_range) {
let item_origin = padded_bounds.origin
+ point(
px(0.),
item_height * ix + scroll_offset.y + padding.top,
);
let available_space = size(
AvailableSpace::Definite(padded_bounds.size.width),
AvailableSpace::Definite(item_height),
);
item.draw(item_origin, available_space, cx);
}
});
});
}
});
},
);
)
}
}